下载校验与命令行
MD5
401158cb838b32b58ce4c10bd5709cb7
SHA256
1343e812d621c27180f86f95c6dfd394a1f9c702c4abaf091a237b2171b49302
curl -O https://updates.cdn-apple.com/2020SummerFCS/fullrestores/001-46797/78C179D9-3E17-4ABA-A186-DAE85E30246C/iPhone_4.7_14.0_18A373_Restore.ipsw
# 校验文件完整性
md5sum iPhone_4.7_14.0_18A373_Restore.ipsw # 期望 401158cb838b32b58ce4c10bd5709cb7